[protector] Homepage UI.

chrome/browser/ui/browser_init.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/browser_init.h"
 
 #include <algorithm>   // For max().
 #include <set>
 
 #include "base/bind.h"
@@ skipping 1566 matching lines @@
   return false;
 }
 
 void BrowserInit::LaunchWithProfile::CheckPreferencesBackup(Profile* profile) {
   ProtectorService* protector_service =
       ProtectorServiceFactory::GetForProfile(profile);
   ProtectedPrefsWatcher* prefs_watcher = protector_service->GetPrefsWatcher();
 
   // Check if backup is valid.
   if (!prefs_watcher->is_backup_valid()) {
-    scoped_ptr<BaseSettingChange> change(
-        protector::CreatePrefsBackupInvalidChange());
-    protector_service->ShowChange(change.release());
+    protector_service->ShowChange(protector::CreatePrefsBackupInvalidChange());
     // Further checks make no sense.
     return;
   }
 
   // Check for session startup (including pinned tabs) changes.
   if (SessionStartupPref::DidStartupPrefChange(profile) ||
       prefs_watcher->DidPrefChange(prefs::kPinnedTabs)) {
     LOG(WARNING) << "Session startup settings have changed";
     SessionStartupPref new_pref = SessionStartupPref::GetStartupPref(profile);
     PinnedTabCodec::Tabs new_tabs = PinnedTabCodec::ReadPinnedTabs(profile);
     const base::Value* tabs_backup =
         prefs_watcher->GetBackupForPref(prefs::kPinnedTabs);
-    scoped_ptr<BaseSettingChange> change(
-        protector::CreateSessionStartupChange(
-            new_pref,
-            new_tabs,
-            SessionStartupPref::GetStartupPrefBackup(profile),
-            PinnedTabCodec::ReadPinnedTabs(tabs_backup)));
-    protector_service->ShowChange(change.release());
+    protector_service->ShowChange(protector::CreateSessionStartupChange(
+        new_pref,
+        new_tabs,
+        SessionStartupPref::GetStartupPrefBackup(profile),
+        PinnedTabCodec::ReadPinnedTabs(tabs_backup)));
+  }
+
+  // Check for homepage changes.
+  if (prefs_watcher->DidPrefChange(prefs::kHomePage) ||
+      prefs_watcher->DidPrefChange(prefs::kHomePageIsNewTabPage) ||
+      prefs_watcher->DidPrefChange(prefs::kShowHomeButton)) {
+    LOG(WARNING) << "Homepage has changed";
+    PrefService* prefs = profile->GetPrefs();
+    std::string backup_homepage;
+    bool backup_homepage_is_ntp;
+    bool backup_show_home_button;
+    if (!prefs_watcher->GetBackupForPref(prefs::kHomePage)->
+            GetAsString(&backup_homepage) ||
+        !prefs_watcher->GetBackupForPref(prefs::kHomePageIsNewTabPage)->
+            GetAsBoolean(&backup_homepage_is_ntp) ||
+        !prefs_watcher->GetBackupForPref(prefs::kShowHomeButton)->
+            GetAsBoolean(&backup_show_home_button)) {
+      NOTREACHED();
+    }
+    protector_service->ShowChange(protector::CreateHomepageChange(
+        // New:
+        prefs->GetString(prefs::kHomePage),
+        prefs->GetBoolean(prefs::kHomePageIsNewTabPage),
+        prefs->GetBoolean(prefs::kShowHomeButton),
+        // Backup:
+        backup_homepage,
+        backup_homepage_is_ntp,
+        backup_show_home_button));
   }
 }
 
 std::vector<GURL> BrowserInit::GetURLsFromCommandLine(
     const CommandLine& command_line,
     const FilePath& cur_dir,
     Profile* profile) {
   std::vector<GURL> urls;
   const CommandLine::StringVector& params = command_line.GetArgs();
 
@@ skipping 301 matching lines @@
 
   Profile* profile = ProfileManager::GetLastUsedProfile();
   if (!profile) {
     // We should only be able to get here if the profile already exists and
     // has been created.
     NOTREACHED();
     return;
   }
   ProcessCmdLineImpl(cmd_line, cur_dir, false, profile, Profiles(), NULL, NULL);
 }